It was his subconscious which told him this - that infuriating part of a person's brain which never responds to interrogation, merely gives little meaningful nudges and then sits humming quietly to itself, saying nothing.

When people you greatly admire appear to be thinking deep thoughts, they probably are thinking about lunch.

It is difficult to be sat on all day, every day, by some other creature, without forming an opinion on them. On the other hand, it is perfectly possible to sit all day, every day, on top of another creature and not have the slightest thought about them whatsoever.

Nobody likes a whistler, particularly not the divinity that shapes our ends.

I seem to be having tremendous difficulty with my life-style

The Answer to the Great Question... Of Life, the Universe and Everything... Is... Forty-two,' said Deep Thought, with infinite majesty and calm.

Arthur Dent: What happens if I press this button? Ford Prefect: I wouldn't- Arthur Dent: Oh. Ford Prefect: What happened? Arthur Dent: A sign lit up, saying 'Please do not press this button again.